110.9% is the change from 431 to 909
Calculation steps:
[( 909 - 431 ) ÷ 431] x 100 = 110.9%
Formula
Percentage change = [(909 - 431) / 431] x 100
Subtract the new number by the original number
909 - 431 = 478
478 ÷ 431 = 1.1090487238979119
1.1090487238979119 x 100 = 110.9%